Non-Revs are one group of Delta pax are delighted by the Bend Over redemption rate.
With loyal paying pax reluctant to redeem 325,000 for a Transatlantic business elite seat, the seats are open at check-in and non-rev's fly in the premium cabin.
Now that Delta has adopted the United "Saver" award philosophy, how about copying the United policy of opening up seats in the premium cabin in the days immediately before travel at Saver redemption rates?